尾螺帽 的英文怎麼說
中文拼音 [wěiluómào]
尾螺帽
英文
tail nut-
1b ) steel parts must have polished angles and their visible surfaces smoothed down. screw heads have to be polished, with their slots and rims chamfered
所有鋼制零件的邊緣必須削角、打磨、拋光使其如鏡面般光亮。所有螺絲帽的邊緣及凹口都要削角拋光,螺絲尾則須做平面或球面拋光。
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